JPH0225731A - 液体検知センサ - Google Patents

液体検知センサ

Info

Publication number
JPH0225731A
JPH0225731A JP63175795A JP17579588A JPH0225731A JP H0225731 A JPH0225731 A JP H0225731A JP 63175795 A JP63175795 A JP 63175795A JP 17579588 A JP17579588 A JP 17579588A JP H0225731 A JPH0225731 A JP H0225731A
Authority
JP
Japan
Prior art keywords
liquid
optical fiber
detected
swelling material
detection sensor
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
JP63175795A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0350215B2 (OSRAM
Inventor
Toru Arikawa
徹 有川
Takeru Fukuda
福田　長
Akira Tane
種子　彰
Yuji Hida
飛田　雄二
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Fujikura Ltd
Nippon Kokan Koji KK
JFE Engineering Corp
Original Assignee
Fujikura Ltd
Nippon Kokan Koji KK
NKK Corp
Nippon Kokan Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Fujikura Ltd, Nippon Kokan Koji KK, NKK Corp, Nippon Kokan Ltd filed Critical Fujikura Ltd
Priority to JP63175795A priority Critical patent/JPH0225731A/ja
Publication of JPH0225731A publication Critical patent/JPH0225731A/ja
Publication of JPH0350215B2 publication Critical patent/JPH0350215B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Optical Fibers, Optical Fiber Cores, And Optical Fiber Bundles (AREA)
JP63175795A 1988-07-14 1988-07-14 液体検知センサ Granted JPH0225731A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP63175795A JPH0225731A (ja) 1988-07-14 1988-07-14 液体検知センサ

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP63175795A JPH0225731A (ja) 1988-07-14 1988-07-14 液体検知センサ

Publications (2)

Publication Number Publication Date
JPH0225731A true JPH0225731A (ja) 1990-01-29
JPH0350215B2 JPH0350215B2 (OSRAM) 1991-08-01

Family

ID=16002383

Family Applications (1)

Application Number Title Priority Date Filing Date
JP63175795A Granted JPH0225731A (ja) 1988-07-14 1988-07-14 液体検知センサ

Country Status (1)

Country Link
JP (1) JPH0225731A (OSRAM)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101110350B1 (ko) * 2009-02-05 2012-02-15 한국과학기술원 센서 유니트를 가진 복합강연선과 이의 제조방법
JP2022545211A (ja) * 2019-08-16 2022-10-26 ペトロリアム・ナショナル・ブルバド・（ペトロナス） 光ケーブル、光ケーブル監視システム、および坑井の監視方法

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62837A (ja) * 1985-06-27 1987-01-06 Nippon Telegr & Teleph Corp <Ntt> 光フアイバ浸水検知線および浸水検知型光フアイバケ−ブル
JPS62143237U (OSRAM) * 1986-03-04 1987-09-09

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62837A (ja) * 1985-06-27 1987-01-06 Nippon Telegr & Teleph Corp <Ntt> 光フアイバ浸水検知線および浸水検知型光フアイバケ−ブル
JPS62143237U (OSRAM) * 1986-03-04 1987-09-09

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101110350B1 (ko) * 2009-02-05 2012-02-15 한국과학기술원 센서 유니트를 가진 복합강연선과 이의 제조방법
JP2022545211A (ja) * 2019-08-16 2022-10-26 ペトロリアム・ナショナル・ブルバド・（ペトロナス） 光ケーブル、光ケーブル監視システム、および坑井の監視方法

Also Published As

Publication number Publication date
JPH0350215B2 (OSRAM) 1991-08-01

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